Pay professional flyposters or they'll tend to cover yours over the next day
Post on SquatJuice.com
Remember to put the time on the flyer
If you want chicks to turn up try to cut the grim death graphics on the flyer
Build an email anouncement list
Be really nice to punters when they arrive - sets the tone for the night!
Pick a venue that is strict on violence but relaxed on drugs
Talk to the right bods in recordshops about it - they might promote it for you when people buy records
Always use contracts and reciepts with everybody
Never do any anything for people who owe you money